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Income Taxes - Schedule of Income Tax Reconciliation Amounts and Percent (Details) - USD ($) $ in Thousands | 12 Months Ended
--- | ---
Mar. 31, 2026 | Mar. 31, 2025 | Mar. 31, 2024
Amount |  |  |
Notional U.S. federal income tax expense at statutory rate | $ 13,487 | $ 14,725 | $ 14,252
U.S. state income tax provision, net |  | 994 | 912
Transaction costs | 2,658 |  |
Non-deductible compensation | 843 |  |
Change in valuation allowance | (441) | 353 | (37)
Rate difference-international subsidiaries |  | 1,252 | 482
Withholding on intercompany dividends and income | 1,204 | 1,726 | 0
Other, net | (16) | (472) | (119)
Effects of cross-border tax laws | (572) |  |
Tax credits | (492) | (902) | (425)
Total provision for income taxes | $ 19,655 | $ 16,604 | $ 16,086
% |  |  |
Statutory federal tax rate | 21.00% |  |
Transaction costs | 4.10% |  |
Non-deductible compensation | 1.20% |  |
Change in valuation allowance | (0.70%) |  |
Withholding taxes | 1.90% |  |
Other, net | 0.00% |  |
Effects of cross-border tax laws | (0.90%) |  |
Tax credits | (0.80%) |  |
Total | 30.60% |  |
Domestic |  |  |
Amount |  |  |
U.S. state income tax provision, net | $ 1,034 |  |
% |  |  |
Domestic state income taxes, net of federal effect | 1.70% |  |
Canada |  |  |
Amount |  |  |
U.S. state income tax provision, net | $ 3,133 |  |
Rate difference-international subsidiaries | (2,114) |  |
Other, net | $ 135 |  |
% |  |  |
Domestic state income taxes, net of federal effect | 4.90% |  |
Statutory income tax rate differential | (3.30%) |  |
Other, net | 0.30% |  |
Italy |  |  |
Amount |  |  |
Rate difference-international subsidiaries | $ 264 |  |
% |  |  |
Statutory income tax rate differential | 0.40% |  |
All other foreign |  |  |
Amount |  |  |
Rate difference-international subsidiaries | $ 532 |  |
% |  |  |
Statutory income tax rate differential | 0.80% |  |

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